package jiaxa.com.db;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;

public class MainActivity extends AppCompatActivity {

    private static final String Tag = "MainActivity";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        Log.v(Tag, "我是V级别的");
        Log.d(Tag, "我是V级别的");
        Log.i(Tag, "我是V级别的");
        Log.w(Tag, "我是V级别的");
        Log.e(Tag, "我是V级别的");

        MyDbOpenHelper helper=new MyDbOpenHelper(this);
        helper.getWritableDatabase();
    }
}
